AD74413RBCPZ datasheet(13/70 Pages) AD

13 / 70 page

Data Sheet

AD74413R

Rev. 0 | Page 13 of 70

GENERAL SPECIFICATIONS

AVDD = 14 V to 28.8 V, AGND = DGND = 0 V, REFIN = 2.5 V (ideal), DVCC = 2.7 V to 5.5 V, IOVDD = 1.7 V to 5.5 V, and all

specifications at TA =−40°C to +105°C, unless otherwise noted.

Table 10.

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

REFERENCE SPECIFICATIONS

Reference Input

Reference Input Voltage

2.495

2.5

2.505

DC Input Current

−1

μA

Reference Output

Output Voltage

2.495

2.5

2.505

TA = 25°C

Reference Temperature Coefficient1

ppm/°C

Output Voltage Drift vs. Time1

-500

ppm FSR

Drift after 1000 hours, TA = 85°C

Output Noise1

μV p-p

0.1 Hz to 10 Hz bandwidth.

Output Noise Spectral Density

2.3

μV/√Hz

Frequency = 1 kHz

Capacitive Load

100

On REFOUT pin

Output Impedance

0.6

Sourcing or sinking up to 5 mA

Short Circuit

CHARGE PUMP

Voltage

−DVCC

The charge pump generates a voltage

that is equal to the negative of DVCC

Accuracy

±10

Output Impedance

12.5

CASCODE PINS

Cascode Voltage

AVDD − 8

AVDD – 7

AVDD − 6

Channel output stage enabled, with

decimal Code 0x000 loaded to the DAC

TEMPERATURE ALERT AND RESET1

Junction temperature

Temperature Alert

115

°C

Junction temperature, high temperature

event flags the alert status and the ALERT

pin (if unmasked)

Temperature Alert Accuracy

°C

Temperature Reset

140

°C

Junction temperature, resets the device if

over temperature event when

EN_THERM_RST =1

Temperature Reset Accuracy

°C

LOGIC INPUTS

SCLK, SDI, RESET, SYNC, LDAC

Input Voltage

High (VIH)

0.8 ×

IOVDD

IOVDD ≤ 2.7 V

0.7 ×

IOVDD

IOVDD > 2.7 V

Low (VIL)

0.2 ×

IOVDD

IOVDD ≤ 2.7 V

0.3 ×

IOVDD

IOVDD > 2.7 V

Input Current

−1

μA

Per pin

Input Capacitance1

Per pin

LOGIC OUTPUTS

SDO Pin

Output Voltage

Low (VOL)

0.4

Sink current (ISINK) = 200 μA

High (VOH)

IOVDD −

0.4

Source current (ISOURCE) = 200 μA

High Impedance Leakage Current

−1

μA

GPO_x Pin

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